Railroad freight car
US7757611B2 · kind B2 · utility
9Cited by
33References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2009 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Jul 14, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61D17/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A railroad freight car may have a body for carrying lading. The body may be a gondola car body. The car body may include a decking or floor structure, and may include longitudinally extending side beams bordering the floor structure. The connection of the side beams to the floor structure may be may without the use of a dedicated side sill. The car body structure may include cross-bearers and side beam stiffeners that are joined together by structural knees. The car body may also include clean out ports to facilitate cleaning of the lading receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.